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1. 肛門直腸瘻：臨床症状、診断、およびマネージメントの原則anorectal fistula clinical manifestations diagnosis and management principles [show details]
…pelvic radiation can develop bleeding, rectal pain, and fistulas. Rectal foreign bodies – A retained rectal foreign body can be a rare cause of an anorectal fistula. An anorectal mucosal laceration is …
2. 肛門周囲膿瘍と直腸周囲膿瘍perianal and perirectal abscess [show details]
… area (external opening) that can be indurated Patients with an anal fistula experience intermittent, rather than constant, rectal pain as well as intermittent and malodorous perianal drainage and pruritus …
3. クローン病の肛門病変perianal crohn disease [show details]
… Imaging studies for evaluating perianal fistula (pelvic MRI and rectal EUS) show air or contrast material within the fistula and help define the fistula tract ( and and and ). We generally obtain pelvic MRI …
4. 肛門直腸瘻の外科的マネージメントoperative management of anorectal fistulas [show details]
… above the dentate line are rectal in origin. Less commonly, fistulas can occur between the anal canal or rectum and the vagina or bladder. The course of an anorectal fistula follows one of four paths: …
5. 直腸腟瘻および肛門腟瘻rectovaginal and anovaginal fistulas [show details]
… associated with rectal stricture due to perirectal fibrosis. Refinements in modern radiotherapy have led to a decline in radiation-induced fistulas. Radiation-induced fistulas can be either low fistulas or high …